The patch titled
PPP synchronous tty: convert dead_sem to completion
has been removed from the -mm tree. Its filename was
ppp-synchronous-tty-convert-dead_sem-to-completion.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: PPP synchronous tty: convert dead_sem to completion
From: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx>
PPP synchronous tty channel driver: convert the semaphore dead_sem to a
completion
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/net/ppp_synctty.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff -puN drivers/net/ppp_synctty.c~ppp-synchronous-tty-convert-dead_sem-to-completion drivers/net/ppp_synctty.c
--- a/drivers/net/ppp_synctty.c~ppp-synchronous-tty-convert-dead_sem-to-completion
+++ a/drivers/net/ppp_synctty.c
@@ -42,9 +42,9 @@
#include <linux/if_ppp.h>
#include <linux/ppp_channel.h>
#include <linux/spinlock.h>
+#include <linux/completion.h>
#include <linux/init.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
#define PPP_VERSION "2.4.2"
@@ -70,7 +70,7 @@ struct syncppp {
struct tasklet_struct tsk;
atomic_t refcnt;
- struct semaphore dead_sem;
+ struct completion dead_cmp;
struct ppp_channel chan; /* interface to generic ppp layer */
};
@@ -195,7 +195,7 @@ static struct syncppp *sp_get(struct tty
static void sp_put(struct syncppp *ap)
{
if (atomic_dec_and_test(&ap->refcnt))
- up(&ap->dead_sem);
+ complete(&ap->dead_cmp);
}
/*
@@ -225,7 +225,7 @@ ppp_sync_open(struct tty_struct *tty)
tasklet_init(&ap->tsk, ppp_sync_process, (unsigned long) ap);
atomic_set(&ap->refcnt, 1);
- init_MUTEX_LOCKED(&ap->dead_sem);
+ init_completion(&ap->dead_cmp);
ap->chan.private = ap;
ap->chan.ops = &sync_ops;
@@ -273,7 +273,7 @@ ppp_sync_close(struct tty_struct *tty)
* by the time it returns.
*/
if (!atomic_dec_and_test(&ap->refcnt))
- down(&ap->dead_sem);
+ wait_for_completion(&ap->dead_cmp);
tasklet_kill(&ap->tsk);
ppp_unregister_channel(&ap->chan);
_
Patches currently in -mm which might be from matthias.kaehlcke@xxxxxxxxx are
acpi_pci_irq_find_prt_entry-use-list_for_each_entry-instead-of-list_for_each.patch
git-dvb.patch
git-infiniband.patch
git-net.patch
git-netdev-all.patch
plip-driver-convert-killed_timer_sem-to-completion.patch
git-scsi-misc.patch
edgeport-usb-serial-converter-convert-es_sem-to-mutex.patch
usb-testing-driver-convert-dev-sem-to-mutex.patch
usb-testing-driver-dont-free-a-locked-mutex.patch
parallel-port-convert-port_mutex-to-the-mutex-api.patch
parallel-port-convert-port_mutex-to-the-mutex-api-checkpatch-fixes.patch
mbcs-convert-algolock-to-mutex.patch
mbcs-convert-dmawritelock-to-mutex.patch
mbcs-convert-dmareadlock-to-mutex.patch
-
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